Re: RELEASE: v1.7.20

[Warren Young]

Chris Frey wrote:
> I'd be reluctant to use 'using' in a header as well.  Leaving this
> completely up to the programmer gives the maximum flexibility.  Otherwise,
> if there is a conflict someday, and the default is 'using', we've
> gained nothing by the namespace.

As a rule, you're right, but since this only happens in the legacy 
headers, I've decided to implement it.  Think 'iostream.h' vs. 'iostream'.